Triple
T16470848
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Class 5MT |
E400054
|
entity |
| Predicate | appliedTo |
P1129
|
FINISHED |
| Object | LMS Stanier Class 5 4-6-0 |
E256294
|
NE FINISHED |
How this triple was built (2 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: LMS Stanier Class 5 4-6-0 | Statement: [Class 5MT, appliedTo, LMS Stanier Class 5 4-6-0]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: LMS Stanier Class 5 4-6-0 Context triple: [Class 5MT, appliedTo, LMS Stanier Class 5 4-6-0]
-
A.
LMS Stanier Class 5 4-6-0 "Black Five" locomotives
chosen
The LMS Stanier Class 5 4-6-0 "Black Five" locomotives are a highly successful and versatile class of British mixed-traffic steam engines designed by William Stanier for the London, Midland and Scottish Railway in the 1930s.
-
B.
BR Standard Class 5
The BR Standard Class 5 was a versatile British steam locomotive class introduced in the 1950s for mixed-traffic duties across the nationalised railway network.
-
C.
BR Standard Class 4 steam locomotives
BR Standard Class 4 steam locomotives are mid-20th-century British Railways mixed-traffic steam engines designed for versatility and efficiency on both passenger and freight services.
-
D.
LMS Royal Scot Class
The LMS Royal Scot Class was a class of British 4-6-0 steam locomotives built for the London, Midland and Scottish Railway, renowned for hauling express passenger services on the West Coast Main Line.
-
E.
LMS Ivatt Class 2 2-6-0 steam locomotives
The LMS Ivatt Class 2 2-6-0 steam locomotives were a class of light mixed-traffic engines designed in the 1940s for the London, Midland and Scottish Railway and later British Railways, intended for branch line and secondary duties.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69d87f2dac988190b74d6e185fa88ba4 |
completed | April 10, 2026, 4:40 a.m. |
| NER | Named-entity recognition | batch_69e32dd0d2fc81909b68b5afb00f192f |
completed | April 18, 2026, 7:08 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a006078da4c8190ba510d92b503e993 |
completed | May 10, 2026, 10:39 a.m. |
Created at: April 10, 2026, 5:11 a.m.